OT-2026-000006581
Publication integrity record
Vacuum cup gripper, three outlet manifold, ejector fed, pressure verified at each zone, rubber cups
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000006581) never changes.
Identity and time
| Publication number | OT-2026-000006581 · never reused |
|---|---|
| Internal UUID | 01a0a960-479b-7ca6-827b-ee6ef2b46464 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:40:54.430216Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006581 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9a3de7c59527118431a7fae4e51dea357a967db10e92cb6310f530006f65173 |
|---|---|
| Markdown | efd5950e67e7f2544a5859b1e8ecbde8e5298dd2e17ad271ef002799561b6ae2 |
| Publication page | c7b993133c1ef64bd49019d5bc4cf162381a2ade9a53a55575c45c6a28208e9b |
| Manifest | e9e7e027e7ed72fb84c0888bae08965f2f7296f166450f33eaf76aae63e4c079 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | WWtT9KBe8H2UA8cp9borBCUifD6dbZ7zeuOlvknOnsEGYK+rcPcfzjSxTM0PahQNmDY5iX4BliUC1Hz3qoWxDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:28.498077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006581observed c7b993133c1ef64bd49019d5bc4cf162...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:28.486220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006581/manifest.jsonobserved e9e7e027e7ed72fb84c0888bae08965f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:28.474087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006581/publication.mdobserved efd5950e67e7f2544a5859b1e8ecbde8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:28.460419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006581/publication.txtobserved a9a3de7c59527118431a7fae4e51dea3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|